Finding the Fourth Proportional to 3,803,473,158,345, 5,248,504,905,687.40 and 2,134,566,218,985.40
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Solution
The fourth proportional to 3,803,473,158,345, 5,248,504,905,687.40 and 2,134,566,218,985.40 is: 2,945,539,722,629.29
Step by Step Solution
- Step 1: Write the proportion equation
3,803,473,158,345 : 5,248,504,905,687.40 = 2,134,566,218,985.40 : x - Step 2: Convert to fraction form
3,803,473,158,345/5,248,504,905,687.40 = 2,134,566,218,985.40/x - Step 3: Cross multiply
3,803,473,158,345x = 5,248,504,905,687.40 × 2,134,566,218,985.40 - Step 4: Simplify right side
3,803,473,158,345x = 11,203,281,271,859,476,126,760,960 - Step 5: Solve for x
x = 11,203,281,271,859,476,126,760,960/3,803,473,158,345 - Step 6: Final answer
x = 2,945,539,722,629.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.